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World J Orthop. Mar 18, 2021; 12(3): 102-118
Published online Mar 18, 2021. doi: 10.5312/wjo.v12.i3.102
Slacklining: An explanatory multi-dimensional model considering classical mechanics, biopsychosocial health and time
Charles Philip Gabel, Bernard Guy, Hamid Reza Mokhtarinia, Markus Melloh
Charles Philip Gabel, Department of Physiotherapy, Access Physiotherapy, Coolum Beach 4573, Australia
Bernard Guy, Ecole des Mines de Saint-Etienne, Industrial and Natural Processes Division, Saint Etienne 4200, Loire, France
Hamid Reza Mokhtarinia, Department of Ergonomics, University of Social Welfare and Rehabilitation Sciences, Tehran 12345, Iran
Markus Melloh, School of Health Professions, Institute of Health Sciences, Zurich University of Applied Sciences, Winterthur 8400, Switzerland
Author contributions: Gabel CP proposed the concept and outline; Melloh M provided critical input for the manuscript content with specific relevance to physiology, biopsychosocial health, clinical guidelines and current medical models, references and editing of the manuscript; Mokhtarinia HR provided critical input for the manuscript content with specific relevance to therapeutic and rehabilitation aspects, physiology, references and editing of the manuscript; Guy B provided specific vital input regarding the aspects of relativity, quantum physics and time as well as referencing and editing of the manuscript; all authors contributed to writing the manuscript.
Conflict-of-interest statement: All authors have no stated conflict of interest.
Open-Access: This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/Licenses/by-nc/4.0/
Corresponding author: Charles Philip Gabel, BPhty, MSc, PhD, Physiotherapist, Research Scientist, Department of Physiotherapy, Access Physiotherapy, 12 Grandview Dve, Coolum Beach 4573, Australia. cp.gabel@bigpond.com
Received: December 4, 2020
Peer-review started: December 4, 2020
First decision: December 27, 2020
Revised: January 13, 2021
Accepted: March 2, 2021
Article in press: March 2, 2021
Published online: March 18, 2021
Abstract

This paper aims to overcome slacklining’s limited formulated explanatory models. Slacklining is an activity with increasing recreational use, but also has progressive adoption into prehabilitation and rehabilitation. Slacklining is achieved through self-learned strategies that optimize energy expenditure without conceding dynamic stability, during the neuromechanical action of balance retention on a tightened band. Evolved from rope-walking or ‘Funambulus’, slacklining has an extensive history, yet limited and only recent published research, particularly for clinical interventions and in-depth hypothesized multi-dimensional models describing the neuromechanical control strategies. These ‘knowledge-gaps’ can be overcome by providing an, explanatory model, that evolves and progresses existing standards, and explains the broader circumstances of slacklining’s use. This model details the individual’s capacity to employ control strategies that achieve stability, functional movement and progressive technical ability. The model considers contributing entities derived from: Self-learned control of movement patterns; subjected to classical mechanical forces governed by Newton’s physical laws; influenced by biopsychosocial health factors; and within time’s multi-faceted perspectives, including as a quantified unit and as a spatial and cortical experience. Consequently, specific patient and situational uses may be initiated within the framework of evidence based medicine that ensures a multi-tiered context of slacklining applications in movement, balance and stability. Further research is required to investigate and mathematically define this proposed model and potentially enable an improved understanding of human functional movement. This will include its application in other diverse constructed and mechanical applications in varied environments, automation levels, robotics, mechatronics and artificial-intelligence factors, including machine learning related to movement phenotypes and applications.

Keywords: Slacklining, Model, Human movement, Biopsychosocial, Time

Core Tip: Slacklining’s is achieved through optimizing energy expenditure and dynamic stability, but limited explanatory models exist. These ‘knowledge-gaps’ are overcome through a new explanatory multi-dimensional model that considers entities from: self-learned movement patterns; classical mechanical forces governed by Newton’s physical laws; biopsychosocial health; and time’s multi-faceted perspectives as a quantified unit with spatial and cortical experience. Consequently, evidence-based situational uses will ensure a multi-tiered context for slacklining’s applications in movement, balance and stability. Further research must consider diverse constructed and mechanical applications in varied environments, with automation levels, artificial-intelligence, and machine-learning related to movement phenotypes and applications.